128323072

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:699

約数の個数: 80

約数和(自身を含む): 283722912

約数和(自身を除く): 155399840

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 128, 136, 184, 256, 272, 368, 391, 512, 544, 641, 736, 782, 1088, 1282, 1472, 1564, 2176, 2564, 2944, 3128, 4352, 5128, 5888, 6256, 8704, 10256, 10897, 11776, 12512, 14743, 20512, 21794, 25024, 29486, 41024, 43588, 50048, 58972, 82048, 87176, 100096, 117944, 164096, 174352, 200192, 235888, 250631, 328192, 348704, 471776, 501262, 697408, 943552, 1002524, 1394816, 1887104, 2005048, 2789632, 3774208, 4010096, 5579264, 7548416, 8020192, 16040384, 32080768, 64161536, 128323072]

約数ペア:

[(1, 128323072), (2, 64161536), (4, 32080768), (8, 16040384), (16, 8020192), (17, 7548416), (23, 5579264), (32, 4010096), (34, 3774208), (46, 2789632), (64, 2005048), (68, 1887104), (92, 1394816), (128, 1002524), (136, 943552), (184, 697408), (256, 501262), (272, 471776), (368, 348704), (391, 328192), (512, 250631), (544, 235888), (641, 200192), (736, 174352), (782, 164096), (1088, 117944), (1282, 100096), (1472, 87176), (1564, 82048), (2176, 58972), (2564, 50048), (2944, 43588), (3128, 41024), (4352, 29486), (5128, 25024), (5888, 21794), (6256, 20512), (8704, 14743), (10256, 12512), (10897, 11776)]